1 /* 2 * Copyright 2007 Haiku, Inc. 3 * Distributed under the terms of the MIT License. 4 * 5 * Authors: 6 * François Revol (revol@free.fr) 7 */ 8 9 /* 10 ISA bus manager 11 12 arch-dependant functions 13 */ 14 15 #ifdef __cplusplus 16 extern "C" { 17 #endif 18 19 /* implemented in arch/<cpu>/ */ 20 extern status_t arch_isa_init(void); 21 extern uint8 arch_isa_read_io_8(int mapped_io_addr); 22 extern void arch_isa_write_io_8(int mapped_io_addr, uint8 value); 23 extern uint16 arch_isa_read_io_16(int mapped_io_addr); 24 extern void arch_isa_write_io_16(int mapped_io_addr, uint16 value); 25 extern uint32 arch_isa_read_io_32(int mapped_io_addr); 26 extern void arch_isa_write_io_32(int mapped_io_addr, uint32 value); 27 extern phys_addr_t arch_isa_ram_address(phys_addr_t); 28 extern status_t arch_start_isa_dma(long channel, void *buf, 29 long transfer_count, 30 uchar mode, uchar e_mode); 31 32 #ifdef __cplusplus 33 } 34 #endif 35